Matches in DBpedia 2014 for { ?s ?p John Middendorf (born 1959 in New York City) is a big wall climber and inventor of climbing equipment. In the 1980s, he climbed the hardest walls of Yosemite (including El Capitan and Half Dome), and in 1992 he climbed the largest rock wall in the world, Great Trango Tower. }
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- John_Middendorf abstract "John Middendorf (born 1959 in New York City) is a big wall climber and inventor of climbing equipment. In the 1980s, he climbed the hardest walls of Yosemite (including El Capitan and Half Dome), and in 1992 he climbed the largest rock wall in the world, Great Trango Tower".
- John_Middendorf comment "John Middendorf (born 1959 in New York City) is a big wall climber and inventor of climbing equipment. In the 1980s, he climbed the hardest walls of Yosemite (including El Capitan and Half Dome), and in 1992 he climbed the largest rock wall in the world, Great Trango Tower".